| Douai to Anagni | 766.03 mi (1,232.81 km) |
| Douai to Ancona | 676.84 mi (1,089.26 km) |
| Douai to Andria | 895.08 mi (1,440.49 km) |
| Douai to Angri | 865.33 mi (1,392.62 km) |
| Douai to Anguillara Sabazia | 720.48 mi (1,159.51 km) |
| Douai to Anzio | 767.38 mi (1,234.97 km) |
| Douai to Anzola dell'Emilia | 552.24 mi (888.75 km) |
| Douai to Aosta | 375.33 mi (604.04 km) |
| Douai to Apricena | 837.04 mi (1,347.08 km) |
| Douai to Aprilia | 760.16 mi (1,223.36 km) |
| Douai to Aradeo | 1,014.48 mi (1,632.64 km) |
| Douai to Aragona | 1,036.13 mi (1,667.49 km) |
| Douai to Arco | 473.01 mi (761.24 km) |
| Douai to Arcola | 537.19 mi (864.52 km) |
| Douai to Arcore | 435.93 mi (701.56 km) |
